Home / 5,216.73-7,814.67-3,135.62

Finding the Fourth Proportional to 5,216.73, 7,814.67 and 3,135.62

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Solution

The fourth proportional to 5,216.73, 7,814.67 and 3,135.62 is: 4,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216.73 : 7,814.67 = 3,135.62 : x
  2. Step 2: Convert to fraction form
    5,216.73/7,814.67 = 3,135.62/x
  3. Step 3: Cross multiply
    5,216.73x = 7,814.67 × 3,135.62
  4. Step 4: Simplify right side
    5,216.73x = 24,503,796.47
  5. Step 5: Solve for x
    x = 24,503,796.47/5,216.73
  6. Step 6: Final answer
    x = 4,697.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.